Best time to cruise · Shoulder season
Japan cruises in June
Tsuyu, the rainy season, settles over Honshu, Shikoku and Kyushu from early June, bringing humid, drizzly days, though hydrangeas bloom beautifully at temples. Hokkaido largely escapes the rains and is at its fresh, green best, so northern itineraries are the smart choice this month.
- Shoulder season
- Avg high 78°F
- 15 hrs daylight
Photo: Alpsdake, CC BY-SA 4.0, via Wikimedia Commons
Japan in June: Shoulder season
Tsuyu, the rainy season, settles over Honshu, Shikoku and Kyushu from early June, bringing humid, drizzly days, though hydrangeas bloom beautifully at temples. Hokkaido largely escapes the rains and is at its fresh, green best, so northern itineraries are the smart choice this month.
Across Japan cruise ports, June brings average highs around 78°F (25°C) and lows near 67°F, with about 10.3 inches of rain over the month and roughly 15 hours of daylight.
- Verdict
- Shoulder season
- Season
- Late March to May and September to November are peak; limited sailings in summer and winter
- Average high / low
- 78°F / 67°F
- Rainfall (month)
- 10.3 in
- Daylight
- About 15 hours
- Typical cruise length
- 7 to 14 nights, usually round trip from Tokyo (Yokohama), Kobe or Osaka
What to pack: warm-weather clothes with layers: shorts and light pants, a sweater or light jacket for breezy evenings on deck, and comfortable walking shoes. It's one of the wetter months, so bring a compact umbrella or rain jacket.
How June compares with the rest of the year
- Jan: Shoulder season
- Feb: Shoulder season
- Mar: Best time to go
- Apr: Best time to go
- May: Best time to go
- Jun: Shoulder season
- Jul: Good time to go
- Aug: Good time to go
- Sep: Good time to go
- Oct: Best time to go
- Nov: Best time to go
- Dec: Shoulder season
- No regular sailings
- Shoulder season
- Good time to go
- Best time to go
Japan weather in June
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F (°C) | 499 | 5010 | 5714 | 6518 | 7323 | 7825 | 8429 | 8630 | 8127 | 7222 | 6317 | 5312 |
| Low °F (°C) | 394 | 394 | 457 | 5211 | 6015 | 6719 | 7424 | 7725 | 7122 | 6116 | 5211 | 436 |
| Rain in (mm) | 3.486 | 3.280 | 4.7119 | 5.6143 | 6.6167 | 10.3261 | 9.9252 | 9.0228 | 8.6219 | 5.8147 | 4.2106 | 3.793 |
| Daylight (hrs) | 10 | 11 | 12 | 13 | 14 | 15 | 14 | 14 | 12 | 11 | 10 | 10 |
June weather port by port
| Port | Avg high | Avg low | Rain | Daylight |
|---|---|---|---|---|
| Tokyo (Yokohama) | 80°F | 66°F | 8.6 in | 15 h |
| Kobe | 78°F | 67°F | 8.5 in | 15 h |
| Osaka | 81°F | 65°F | 10.2 in | 15 h |
| Hiroshima | 81°F | 65°F | 9.6 in | 14 h |
| Nagasaki | 78°F | 70°F | 16.9 in | 14 h |
| Shimizu (for Mount Fuji) | 77°F | 69°F | 11.3 in | 15 h |
| Kagoshima | 80°F | 71°F | 24.6 in | 14 h |
| Hakodate | 67°F | 56°F | 5.2 in | 15 h |
| Otaru | 71°F | 54°F | 4.6 in | 15 h |
| Kanazawa | 81°F | 66°F | 6.7 in | 15 h |
| Aomori | 71°F | 58°F | 4.5 in | 15 h |
| Naha, Okinawa | 82°F | 80°F | 11.9 in | 14 h |
| Fukuoka (Hakata) | 82°F | 66°F | 12.0 in | 14 h |
| Busan | 71°F | 68°F | 7.5 in | 15 h |
Average daily highs and lows, 2015–2024, from NASA POWER, adjusted to sea level. Rain is the average monthly total.
Other great cruise destinations in June
Japan in June: FAQs
Is June a good time to cruise Japan?
It can be, as a shoulder-season month. Tsuyu, the rainy season, settles over Honshu, Shikoku and Kyushu from early June, bringing humid, drizzly days, though hydrangeas bloom beautifully at temples. Hokkaido largely escapes the rains and is at its fresh, green best, so northern itineraries are the smart choice this month.
What is the weather like on a Japan cruise in June?
Across Japan cruise ports, June brings average highs around 78°F (25°C) and lows near 67°F, with about 10.3 inches of rain over the month and roughly 15 hours of daylight. Conditions vary from port to port and day to day.
What should I pack for a Japan cruise in June?
Pack warm-weather clothes with layers: shorts and light pants, a sweater or light jacket for breezy evenings on deck, and comfortable walking shoes. It's one of the wetter months, so bring a compact umbrella or rain jacket. Check your cruise line's dress code for evenings.
When is the best time to cruise Japan?
Late March to May and September to November are peak; limited sailings in summer and winter. The best months are usually March, April, May, October, November.
Where else can I cruise in June?
June is also a top month for Bermuda, Alaska, Mediterranean, Western Mediterranean, Eastern Mediterranean & Adriatic.
Updated November 2026 by the BookMyDreamCruise editorial team. How we research and fact-check.
Sources: NASA POWER climate data.